/*
 * Copyright (C) 2017-2020 Alibaba Group Holding Limited
 *
 * SPDX-License-Identifier: GPL-2.0+
 */

#ifndef __ARCH_POSIX_TYPES_H
#define __ARCH_POSIX_TYPES_H

/*
* This file is generally used by user-level software, so you need to
* be a little careful about namespace pollution etc.  Also, we cannot
* assume GCC is being used.
*/

typedef unsigned short      __kernel_dev_t;
typedef unsigned long       __kernel_ino_t;
typedef unsigned short      __kernel_mode_t;
typedef unsigned short      __kernel_nlink_t;
typedef long        __kernel_off_t;
typedef int         __kernel_pid_t;
typedef unsigned short      __kernel_ipc_pid_t;
typedef unsigned short      __kernel_uid_t;
typedef unsigned short      __kernel_gid_t;
typedef unsigned int        __kernel_size_t;
typedef int         __kernel_ssize_t;
typedef int         __kernel_ptrdiff_t;
typedef long            __kernel_time_t;
typedef long            __kernel_suseconds_t;
typedef long            __kernel_clock_t;
typedef int            __kernel_daddr_t;
typedef char *      __kernel_caddr_t;
typedef unsigned short      __kernel_uid16_t;
typedef unsigned short      __kernel_gid16_t;
typedef unsigned int        __kernel_uid32_t;
typedef unsigned int        __kernel_gid32_t;

typedef unsigned short      __kernel_old_uid_t;
typedef unsigned short      __kernel_old_gid_t;

#ifdef __GNUC__
typedef long long       __kernel_loff_t;
#endif

typedef struct {
#if defined(__KERNEL__) || defined(__USE_ALL)
    int    val[2];
#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
    int    __val[2];
#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
} __kernel_fsid_t;

#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)

#undef    __FD_SET
#define __FD_SET(fd, fdsetp) \
        (((fd_set *)fdsetp)->fds_bits[fd >> 5] |= (1<<(fd & 31)))

#undef    __FD_CLR
#define __FD_CLR(fd, fdsetp) \
        (((fd_set *)fdsetp)->fds_bits[fd >> 5] &= ~(1<<(fd & 31)))

#undef    __FD_ISSET
#define __FD_ISSET(fd, fdsetp) \
        ((((fd_set *)fdsetp)->fds_bits[fd >> 5] & (1<<(fd & 31))) != 0)

#undef    __FD_ZERO
#define __FD_ZERO(fdsetp) \
        (memset (fdsetp, 0, sizeof (*(fd_set *)fdsetp)))

#endif

#endif /* __ARCH_POSIX_TYPES_H */
